/* Clean & sleek visual refresh for Padel Americano */
:root {
  --bg: #0b1020;
  --surface: rgba(17, 24, 39, .94);
  --surface-2: rgba(30, 41, 59, .92);
  --primary: #60a5fa;
  --primary-dark: #3b82f6;
  --primary-light: rgba(96, 165, 250, .14);
  --accent: #a78bfa;
  --danger: #fb7185;
  --warning: #fbbf24;
  --text: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #94a3b8;
  --border: rgba(148, 163, 184, .22);
  --border-light: rgba(255, 255, 255, .08);
  --radius: 20px;
  --radius-sm: 14px;
  --radius-xs: 9px;
  --shadow-sm: 0 10px 28px rgba(2, 6, 23, .22);
  --shadow: 0 18px 44px rgba(2, 6, 23, .28);
  --shadow-md: 0 26px 68px rgba(2, 6, 23, .38);
  --shadow-lg: 0 38px 90px rgba(2, 6, 23, .5);
}

body {
  background:
    radial-gradient(circle at 14% -8%, rgba(96, 165, 250, .22), transparent 32%),
    radial-gradient(circle at 92% 0%, rgba(167, 139, 250, .18), transparent 30%),
    linear-gradient(145deg, #080d1a 0%, #101827 48%, #090e1b 100%);
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: .06;
  background-image: linear-gradient(135deg, rgba(255,255,255,.28) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: linear-gradient(to bottom, #000, transparent 75%);
}
.app { background: linear-gradient(180deg, rgba(255,255,255,.035), transparent 220px); }
.topbar {
  background: rgba(8, 13, 26, .78);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255,255,255,.08);
  box-shadow: 0 14px 34px rgba(2,6,23,.28);
}
.topbar .logo {
  border-radius: 15px;
  background: linear-gradient(135deg, #60a5fa, #a78bfa);
  box-shadow: 0 12px 28px rgba(96,165,250,.28);
}
.topbar .title { font-weight: 850; letter-spacing: .1px; }
.topbar .subtitle { color: var(--text-muted); font-weight: 650; letter-spacing: .06em; text-transform: uppercase; }
.topbar .back-btn,
.topbar .login-btn {
  background: rgba(255,255,255,.07);
  color: var(--text);
  border: 1px solid rgba(255,255,255,.1);
}
.topbar .login-btn.admin { color: var(--primary); box-shadow: inset 0 0 0 1px rgba(96,165,250,.25); }
.section { padding-top: 18px; }
.card,
.tournament-item,
.pitch-card,
.round-group,
.stat-card,
.login-card,
.swap-card,
.popup {
  background: linear-gradient(180deg, rgba(17,24,39,.96), rgba(11,16,32,.96));
  border: 1px solid rgba(255,255,255,.09);
  box-shadow: var(--shadow-sm);
}
.card,
.tournament-item,
.pitch-card,
.round-group { position: relative; overflow: hidden; }
.card::before,
.tournament-item::before,
.pitch-card::before,
.round-group::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(120deg, rgba(96,165,250,.10), transparent 42%);
}
.card > *, .tournament-item > *, .pitch-card > *, .round-group > * { position: relative; }
.card-title { font-weight: 850; letter-spacing: .1px; }
.card-title svg { color: var(--primary); filter: drop-shadow(0 0 10px rgba(96,165,250,.18)); }
.input {
  background: rgba(2, 6, 23, .45);
  border-color: rgba(255,255,255,.12);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.05);
}
.input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(96,165,250,.13), inset 0 1px 0 rgba(255,255,255,.08);
}
.btn { font-weight: 780; letter-spacing: .08px; }
.btn-primary,
.fab,
.pitch-card-header {
  background: linear-gradient(135deg, #60a5fa, #a78bfa);
  color: #ffffff;
  box-shadow: 0 14px 32px rgba(96,165,250,.24);
}
.btn-primary:hover { background: linear-gradient(135deg, #3b82f6, #8b5cf6); }
.btn-ghost,
.icon-btn,
.tournament-item .t-share,
.tournament-item .t-del,
.popup-cancel {
  background: rgba(255,255,255,.06);
  border-color: rgba(255,255,255,.12);
}
.scoreboard-link {
  background:
    linear-gradient(135deg, rgba(96,165,250,.18), rgba(167,139,250,.12)),
    linear-gradient(180deg, rgba(17,24,39,.96), rgba(11,16,32,.96));
  border-color: rgba(96,165,250,.24);
  box-shadow: 0 18px 42px rgba(2,6,23,.28);
}
.scoreboard-link svg:first-child { color: var(--primary); }
.scoreboard-link .sl-title { font-weight: 850; }
.scoreboard-link .sl-desc { color: var(--text-secondary); }
.tournament-item { gap: 14px; }
.tournament-item .t-icon,
.player-avatar,
.login-icon {
  background: linear-gradient(135deg, rgba(96,165,250,.22), rgba(167,139,250,.16));
  color: var(--text);
  border: 1px solid rgba(255,255,255,.11);
}
.t-badge.upcoming { background: rgba(96,165,250,.15); color: #93c5fd; }
.t-badge.finished { background: rgba(167,139,250,.15); color: #c4b5fd; }
.pitch-player,
.cost-card,
.sort-info,
#scoringTypeSelector {
  background: rgba(2, 6, 23, .38) !important;
  border-color: rgba(255,255,255,.1) !important;
}
.pitch-score-box {
  background: rgba(2, 6, 23, .48);
  border-color: rgba(255,255,255,.14);
  color: var(--text);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.04);
}
.pitch-score-box.winner {
  border-color: var(--accent);
  color: #ddd6fe;
  background: rgba(167,139,250,.12);
}
.bottom-nav {
  left: 12px;
  right: 12px;
  bottom: 10px;
  max-width: 456px;
  border-radius: 24px;
  background: rgba(8,13,26,.84);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,.1);
  box-shadow: 0 18px 48px rgba(2,6,23,.42);
  overflow: hidden;
}
.bottom-nav button { height: 58px; color: var(--text-muted); }
.bottom-nav button.active {
  color: #bfdbfe;
  background: linear-gradient(180deg, rgba(96,165,250,.14), rgba(167,139,250,.08));
}
.bottom-nav button.active .nav-icon { transform: translateY(-1px) scale(1.08); }
.fab { bottom: calc(var(--bottom-nav-h) + 28px + env(safe-area-inset-bottom)); }
.chip,
.sort-btn {
  background: rgba(255,255,255,.055);
  border-color: rgba(255,255,255,.12);
}
.chip:active,
.sort-btn.active {
  background: linear-gradient(135deg, #60a5fa, #a78bfa);
  border-color: transparent;
  color: #fff;
}
.standings-table th { color: #93c5fd; }
.standings-table td,
.player-row { border-bottom-color: rgba(255,255,255,.08); }
.empty-state .icon-wrap { background: rgba(255,255,255,.065); color: var(--primary); }
.scoreboard-half.blue { background: linear-gradient(160deg, #1d4ed8, #0f172a); }
.scoreboard-half.red { background: linear-gradient(160deg, #7c3aed, #111827); }
@media (min-width: 480px) { .bottom-nav { left: 50%; right: auto; transform: translateX(-50%); width: 456px; } }